Tuesday, 21 July 2015

3,4 Statement syllogism for bank exams

Solving Syllogism questions for bank PO using venn diagram

Syllogism questions for bank exams:In IBPS PO and Clerk exams ,atleast 5 syllogism questions will be there under reasoning section.Usually in clerk exams,questions are asked from two statement syllogism,and in PO/MT exams, "4 or 5 statement syllogism questions" are asked. So,Inorder do well in IBPS CWEs, thorough understanding of syllogism is required.Here we are sharing "Venn diagram method for solving 3,4 statement syllogism" questions that are asked in bank exams. Before reading this please make sure that you have already read previous article on syllogism "Solving syllogism using Venn diagram".

3,4 statement Syllogism practice questions for bank po

Q1.Statements

1.All Watches are Keys

2.All Keys are Cats

3.Some Bats are Cats

Conclusions:

1.Some Cats are watches

2.All Keys are Watches

3.Some Bats are watches

4.Some Bats being Key is a possibility.

Options :

1.All 4 conclusions are true

2.Only 1 and 4 follows

3.only 2 and 3 follows

4.none of the conclusions follows

ANS:2

Explanation:

Look at conclusions 1,2 and 3 .From fig.1 itself, you can conclude whether these conclusions are valid or not. But conclusion 4 is a possibility case. In such cases ,we have to find out whether ‘any such diagram exist where this conclusion is valid’. We know that number of diagrams are possible for a statement. So, many diagrams can be drawn for a set of statements. Modify Fig.1, incorporating possibility case(Some Bats being Key is a possibility) to get fig.2 .You can see none of the statement is violated in fig.2. So conclusion 4 holds true.